Rename CSM flavours to restrictions

& Satisfy LINT

13 files changed, 65 insertions, 54 deletions

diff --git a/builtin/settingtypes.txt b/builtin/settingtypes.txt
index ce03725d2..0719dbf32 100644
--- a/builtin/settingtypes.txt
+++ b/builtin/settingtypes.txt
@@ -115,7 +115,7 @@ safe_dig_and_place (Safe digging and placing) bool false
 #    Enable random user input (only used for testing).
 random_input (Random input) bool false
 
-#    Continuous forward movement, toggled by autoforward key. 
+#    Continuous forward movement, toggled by autoforward key.
 #    Press the autoforward key again or the backwards movement to disable.
 continuous_forward (Continuous forward) bool false
 
@@ -1134,13 +1134,12 @@ server_side_occlusion_culling (Server side occlusion culling) bool true
 #    CHAT_MESSAGES: 2 (disable send_chat_message call client-side)
 #    READ_ITEMDEFS: 4 (disable get_item_def call client-side)
 #    READ_NODEDEFS: 8 (disable get_node_def call client-side)
-#    LOOKUP_NODES_LIMIT: 16 (limits get_node call client-side to csm_flavour_noderange_limit)
-#    type: int
-csm_flavour_limits (Client side modding flavour limits) int 18
+#    LOOKUP_NODES_LIMIT: 16 (limits get_node call client-side to csm_restriction_noderange)
+csm_restriction_flags (Client side modding restrictions) int 18
 
-#   If the CSM flavour for node range is enabled, get_node is limited to
-#   this many nodes from the player.
-csm_flavour_noderange_limit (Client side noderange flavour limit) int 8
+#   If the CSM restriction for node range is enabled, get_node calls are limited
+#   to this distance from the player to the node.
+csm_restriction_noderange (Client side node lookup range restriction) int 8
 
 [*Security]
 
@@ -1246,7 +1245,7 @@ high_precision_fpu (High-precision FPU) bool true
 #    Changes the main menu UI:
 #    -   Full:  Multple singleplayer worlds, game choice, texture pack chooser, etc.
 #    -   Simple: One singleplayer world, no game or texture pack choosers. May be necessary for smaller screens.
-#    -   Auto: Simple on Android, full on everything else. 
+#    -   Auto: Simple on Android, full on everything else.
 main_menu_style (Main menu style) enum auto auto,full,simple
 
 #    Replaces the default main menu with a custom one.
diff --git a/src/client.cpp b/src/client.cpp
index 09c67c268..049d35379 100644
--- a/src/client.cpp
+++ b/src/client.cpp
@@ -130,13 +130,14 @@ void Client::loadMods()
 		return;
 	}
 
-	// If modding is not enabled or flavour disable it, don't load mods, just builtin
+	// If modding is not enabled or CSM restrictions disable it
+	// don't load CSM mods, only builtin
 	if (!m_modding_enabled) {
 		warningstream << "Client side mods are disabled by configuration." << std::endl;
 		return;
 	}
 
-	if (checkCSMFlavourLimit(CSMFlavourLimit::CSM_FL_LOAD_CLIENT_MODS)) {
+	if (checkCSMRestrictionFlag(CSMRestrictionFlags::CSM_RF_LOAD_CLIENT_MODS)) {
 		warningstream << "Client side mods are disabled by server." << std::endl;
 		// If mods loading is disabled and builtin integrity is wrong, disconnect user.
 		if (!checkBuiltinIntegrity()) {
@@ -1282,16 +1283,16 @@ void Client::removeNode(v3s16 p)
 
 /**
  * Helper function for Client Side Modding
- * Flavour is applied there, this should not be used for core engine
+ * CSM restrictions are applied there, this should not be used for core engine
  * @param p
  * @param is_valid_position
  * @return
  */
 MapNode Client::getNode(v3s16 p, bool *is_valid_position)
 {
-	if (checkCSMFlavourLimit(CSMFlavourLimit::CSM_FL_LOOKUP_NODES)) {
+	if (checkCSMRestrictionFlag(CSMRestrictionFlags::CSM_RF_LOOKUP_NODES)) {
 		v3s16 ppos = floatToInt(m_env.getLocalPlayer()->getPosition(), BS);
-		if ((u32) ppos.getDistanceFrom(p) > m_csm_noderange_limit) {
+		if ((u32) ppos.getDistanceFrom(p) > m_csm_restriction_noderange) {
 			*is_valid_position = false;
 			return {};
 		}
diff --git a/src/client.h b/src/client.h
index 5c07d043e..423db870a 100644
--- a/src/client.h
+++ b/src/client.h
@@ -226,7 +226,7 @@ public:
 	void handleCommand_ModChannelSignal(NetworkPacket *pkt);
 	void handleCommand_SrpBytesSandB(NetworkPacket *pkt);
 	void handleCommand_FormspecPrepend(NetworkPacket *pkt);
-	void handleCommand_CSMFlavourLimits(NetworkPacket *pkt);
+	void handleCommand_CSMRestrictionFlags(NetworkPacket *pkt);
 
 	void ProcessData(NetworkPacket *pkt);
 
@@ -261,7 +261,7 @@ public:
 
 	/**
 	 * Helper function for Client Side Modding
-	 * Flavour is applied there, this should not be used for core engine
+	 * CSM restrictions are applied there, this should not be used for core engine
 	 * @param p
 	 * @param is_valid_position
 	 * @return
@@ -412,14 +412,14 @@ public:
 		return m_address_name;
 	}
 
-	inline bool checkCSMFlavourLimit(CSMFlavourLimit flag) const
+	inline bool checkCSMRestrictionFlag(CSMRestrictionFlags flag) const
 	{
-		return m_csm_flavour_limits & flag;
+		return m_csm_restriction_flags & flag;
 	}
 
 	u32 getCSMNodeRangeLimit() const
 	{
-		return m_csm_noderange_limit;
+		return m_csm_restriction_noderange;
 	}
 
 	inline std::unordered_map<u32, u32> &getHUDTranslationMap()
@@ -600,9 +600,9 @@ private:
 
 	bool m_shutdown = false;
 
-	// CSM flavour limits byteflag
-	u64 m_csm_flavour_limits = CSMFlavourLimit::CSM_FL_NONE;
-	u32 m_csm_noderange_limit = 8;
+	// CSM restrictions byteflag
+	u64 m_csm_restriction_flags = CSMRestrictionFlags::CSM_RF_NONE;
+	u32 m_csm_restriction_noderange = 8;
 
 	std::unique_ptr<ModChannelMgr> m_modchannel_mgr;
 };
diff --git a/src/defaultsettings.cpp b/src/defaultsettings.cpp
index e3a4f94b0..1d1da5128 100644
--- a/src/defaultsettings.cpp
+++ b/src/defaultsettings.cpp
@@ -332,8 +332,8 @@ void set_default_settings(Settings *settings)
 	settings->setDefault("max_block_send_distance", "9");
 	settings->setDefault("block_send_optimize_distance", "4");
 	settings->setDefault("server_side_occlusion_culling", "true");
-	settings->setDefault("csm_flavour_limits", "18");
-	settings->setDefault("csm_flavour_noderange_limit", "8");
+	settings->setDefault("csm_restriction_flags", "18");
+	settings->setDefault("csm_restriction_noderange", "8");
 	settings->setDefault("max_clearobjects_extra_loaded_blocks", "4096");
 	settings->setDefault("time_speed", "72");
 	settings->setDefault("world_start_time", "5250");
diff --git a/src/network/clientopcodes.cpp b/src/network/clientopcodes.cpp
index 9962de46a..923a92d32 100644
--- a/src/network/clientopcodes.cpp
+++ b/src/network/clientopcodes.cpp
@@ -66,7 +66,7 @@ const ToClientCommandHandler toClientCommandTable[TOCLIENT_NUM_MSG_TYPES] =
 	{ "TOCLIENT_INVENTORY",                TOCLIENT_STATE_CONNECTED, &Client::handleCommand_Inventory }, // 0x27
 	null_command_handler,
 	{ "TOCLIENT_TIME_OF_DAY",              TOCLIENT_STATE_CONNECTED, &Client::handleCommand_TimeOfDay }, // 0x29
-	{ "TOCLIENT_CSM_FLAVOUR_LIMITS",       TOCLIENT_STATE_CONNECTED, &Client::handleCommand_CSMFlavourLimits }, // 0x2A
+	{ "TOCLIENT_CSM_RESTRICTION_FLAGS",    TOCLIENT_STATE_CONNECTED, &Client::handleCommand_CSMRestrictionFlags }, // 0x2A
 	null_command_handler,
 	null_command_handler,
 	null_command_handler,
diff --git a/src/network/clientpackethandler.cpp b/src/network/clientpackethandler.cpp
index bc1f18ae8..f8be61317 100644
--- a/src/network/clientpackethandler.cpp
+++ b/src/network/clientpackethandler.cpp
@@ -1333,11 +1333,11 @@ void Client::handleCommand_FormspecPrepend(NetworkPacket *pkt)
 	*pkt >> player->formspec_prepend;
 }
 
-void Client::handleCommand_CSMFlavourLimits(NetworkPacket *pkt)
+void Client::handleCommand_CSMRestrictionFlags(NetworkPacket *pkt)
 {
-	*pkt >> m_csm_flavour_limits >> m_csm_noderange_limit;
+	*pkt >> m_csm_restriction_flags >> m_csm_restriction_noderange;
 
-	// Now we have flavours, load mods if it's enabled
+	// Restrictions were received -> load mods if it's enabled
 	// Note: this should be moved after mods receptions from server instead
 	loadMods();
 }
diff --git a/src/network/networkprotocol.h b/src/network/networkprotocol.h
index 0a5701e59..3d682a0ad 100644
--- a/src/network/networkprotocol.h
+++ b/src/network/networkprotocol.h
@@ -169,7 +169,7 @@ with this program; if not, write to the Free Software Foundation, Inc.,
  			* sender
  			* type (RAW, NORMAL, ANNOUNCE, SYSTEM)
  			* content
- 		Add TOCLIENT_CSM_FLAVOUR_LIMITS to define which CSM flavour should be
+		Add TOCLIENT_CSM_RESTRICTION_FLAGS to define which CSM features should be
 			limited
 		Add settable player collisionbox. Breaks compatibility with older
 			clients as a 1-node vertical offset has been removed from player's
@@ -283,9 +283,9 @@ enum ToClientCommand
 		f1000 time_speed
 	*/
 
-	TOCLIENT_CSM_FLAVOUR_LIMITS = 0x2A,
+	TOCLIENT_CSM_RESTRICTION_FLAGS = 0x2A,
 	/*
-		u32 CSMFlavourLimits byteflag
+		u32 CSMRestrictionFlags byteflag
 	 */
 
 	// (oops, there is some gap here)
@@ -928,12 +928,12 @@ enum PlayerListModifer: u8
 	PLAYER_LIST_REMOVE,
 };
 
-enum CSMFlavourLimit : u64 {
-	CSM_FL_NONE = 0x00000000,
-	CSM_FL_LOAD_CLIENT_MODS = 0x00000001, // Disable mods provided by clients
-	CSM_FL_CHAT_MESSAGES = 0x00000002, // Disable chat message sending from CSM
-	CSM_FL_READ_ITEMDEFS = 0x00000004, // Disable itemdef lookups
-	CSM_FL_READ_NODEDEFS = 0x00000008, // Disable nodedef lookups
-	CSM_FL_LOOKUP_NODES = 0x00000010, // Limit node lookups
-	CSM_FL_ALL = 0xFFFFFFFF,
+enum CSMRestrictionFlags : u64 {
+	CSM_RF_NONE = 0x00000000,
+	CSM_RF_LOAD_CLIENT_MODS = 0x00000001, // Disable mods provided by clients
+	CSM_RF_CHAT_MESSAGES = 0x00000002, // Disable chat message sending from CSM
+	CSM_RF_READ_ITEMDEFS = 0x00000004, // Disable itemdef lookups
+	CSM_RF_READ_NODEDEFS = 0x00000008, // Disable nodedef lookups
+	CSM_RF_LOOKUP_NODES = 0x00000010, // Limit node lookups
+	CSM_RF_ALL = 0xFFFFFFFF,
 };
diff --git a/src/network/serveropcodes.cpp b/src/network/serveropcodes.cpp
index 883ff9d10..e4e313611 100644
--- a/src/network/serveropcodes.cpp
+++ b/src/network/serveropcodes.cpp
@@ -155,7 +155,7 @@ const ClientCommandFactory clientCommandFactoryTable[TOCLIENT_NUM_MSG_TYPES] =
 	{ "TOCLIENT_INVENTORY",                0, true }, // 0x27
 	null_command_factory,
 	{ "TOCLIENT_TIME_OF_DAY",              0, true }, // 0x29
-	{ "TOCLIENT_CSM_FLAVOUR_LIMITS",       0, true }, // 0x2A
+	{ "TOCLIENT_CSM_RESTRICTION_FLAGS",    0, true }, // 0x2A
 	null_command_factory,
 	null_command_factory,
 	null_command_factory,
diff --git a/src/network/serverpackethandler.cpp b/src/network/serverpackethandler.cpp
index bb5eed92b..4647bcc04 100644
--- a/src/network/serverpackethandler.cpp
+++ b/src/network/serverpackethandler.cpp
@@ -320,7 +320,7 @@ void Server::handleCommand_Init2(NetworkPacket* pkt)
 	float time_speed = g_settings->getFloat("time_speed");
 	SendTimeOfDay(pkt->getPeerId(), time, time_speed);
 
-	SendCSMFlavourLimits(pkt->getPeerId());
+	SendCSMRestrictionFlags(pkt->getPeerId());
 
 	// Warnings about protocol version can be issued here
 	if (getClient(pkt->getPeerId())->net_proto_version < LATEST_PROTOCOL_VERSION) {
diff --git a/src/script/lua_api/l_client.cpp b/src/script/lua_api/l_client.cpp
index 8e802d2a2..f70e65f0f 100644
--- a/src/script/lua_api/l_client.cpp
+++ b/src/script/lua_api/l_client.cpp
@@ -94,8 +94,12 @@ int ModApiClient::l_send_chat_message(lua_State *L)
 		return 0;
 
 	// If server disabled this API, discard
-	if (getClient(L)->checkCSMFlavourLimit(CSMFlavourLimit::CSM_FL_CHAT_MESSAGES))
+
+	// clang-format off
+	if (getClient(L)->checkCSMRestrictionFlag(
+			CSMRestrictionFlags::CSM_RF_CHAT_MESSAGES))
 		return 0;
+	// clang-format on
 
 	std::string message = luaL_checkstring(L, 1);
 	getClient(L)->sendChatMessage(utf8_to_wide(message));
@@ -290,8 +294,11 @@ int ModApiClient::l_get_item_def(lua_State *L)
 	IItemDefManager *idef = gdef->idef();
 	assert(idef);
 
-	if (getClient(L)->checkCSMFlavourLimit(CSMFlavourLimit::CSM_FL_READ_ITEMDEFS))
+	// clang-format off
+	if (getClient(L)->checkCSMRestrictionFlag(
+			CSMRestrictionFlags::CSM_RF_READ_ITEMDEFS))
 		return 0;
+	// clang-format on
 
 	if (!lua_isstring(L, 1))
 		return 0;
@@ -318,8 +325,11 @@ int ModApiClient::l_get_node_def(lua_State *L)
 	if (!lua_isstring(L, 1))
 		return 0;
 
-	if (getClient(L)->checkCSMFlavourLimit(CSMFlavourLimit::CSM_FL_READ_NODEDEFS))
+	// clang-format off
+	if (getClient(L)->checkCSMRestrictionFlag(
+			CSMRestrictionFlags::CSM_RF_READ_NODEDEFS))
 		return 0;
+	// clang-format on
 
 	const std::string &name = lua_tostring(L, 1);
 	const ContentFeatures &cf = ndef->get(ndef->getId(name));
diff --git a/src/script/lua_api/l_env.cpp b/src/script/lua_api/l_env.cpp
index 2eb7f3395..246732a17 100644
--- a/src/script/lua_api/l_env.cpp
+++ b/src/script/lua_api/l_env.cpp
@@ -770,7 +770,8 @@ int ModApiEnvMod::l_find_node_near(lua_State *L)
 #ifndef SERVER
 	// Client API limitations
 	if (getClient(L) &&
-			getClient(L)->checkCSMFlavourLimit(CSMFlavourLimit::CSM_FL_LOOKUP_NODES)) {
+			getClient(L)->checkCSMRestrictionFlag(
+			CSMRestrictionFlags::CSM_RF_LOOKUP_NODES)) {
 		radius = std::max<int>(radius, getClient(L)->getCSMNodeRangeLimit());
 	}
 #endif
diff --git a/src/server.cpp b/src/server.cpp
index 09b3f2c40..753c71701 100644
--- a/src/server.cpp
+++ b/src/server.cpp
@@ -401,8 +401,8 @@ void Server::init()
 
 	m_liquid_transform_every = g_settings->getFloat("liquid_update");
 	m_max_chatmessage_length = g_settings->getU16("chat_message_max_size");
-	m_csm_flavour_limits = g_settings->getU64("csm_flavour_limits");
-	m_csm_noderange_limit = g_settings->getU32("csm_flavour_noderange_limit");
+	m_csm_restriction_flags = g_settings->getU64("csm_restriction_flags");
+	m_csm_restriction_noderange = g_settings->getU32("csm_restriction_noderange");
 }
 
 void Server::start()
@@ -1934,11 +1934,11 @@ void Server::SendActiveObjectMessages(session_t peer_id, const std::string &data
 			&pkt, reliable);
 }
 
-void Server::SendCSMFlavourLimits(session_t peer_id)
+void Server::SendCSMRestrictionFlags(session_t peer_id)
 {
-	NetworkPacket pkt(TOCLIENT_CSM_FLAVOUR_LIMITS,
-		sizeof(m_csm_flavour_limits) + sizeof(m_csm_noderange_limit), peer_id);
-	pkt << m_csm_flavour_limits << m_csm_noderange_limit;
+	NetworkPacket pkt(TOCLIENT_CSM_RESTRICTION_FLAGS,
+		sizeof(m_csm_restriction_flags) + sizeof(m_csm_restriction_noderange), peer_id);
+	pkt << m_csm_restriction_flags << m_csm_restriction_noderange;
 	Send(&pkt);
 }
 
diff --git a/src/server.h b/src/server.h
index c51686650..8ac61aaad 100644
--- a/src/server.h
+++ b/src/server.h
@@ -462,7 +462,7 @@ private:
 	u32 SendActiveObjectRemoveAdd(session_t peer_id, const std::string &datas);
 	void SendActiveObjectMessages(session_t peer_id, const std::string &datas,
 		bool reliable = true);
-	void SendCSMFlavourLimits(session_t peer_id);
+	void SendCSMRestrictionFlags(session_t peer_id);
 
 	/*
 		Something random
@@ -650,9 +650,9 @@ private:
 	std::unordered_map<std::string, ModMetadata *> m_mod_storages;
 	float m_mod_storage_save_timer = 10.0f;
 
-	// CSM flavour limits byteflag
-	u64 m_csm_flavour_limits = CSMFlavourLimit::CSM_FL_NONE;
-	u32 m_csm_noderange_limit = 8;
+	// CSM restrictions byteflag
+	u64 m_csm_restriction_flags = CSMRestrictionFlags::CSM_RF_NONE;
+	u32 m_csm_restriction_noderange = 8;
 
 	// ModChannel manager
 	std::unique_ptr<ModChannelMgr> m_modchannel_mgr;